Content about “

Poincare Conjecture

”

Want to expand your horizon? Then discover one of the hardest problems in algebraic topology which has only recently been solved: the Kervaire invariant problem.

We explore a famous problem which shaped 20th century topology. 

 For years, scientists and science fiction writers have contemplated the possibilities of higher dimensional spaces. What would a 4- or 5-dimensional universe look like? 

• Happy birthday Plus! — celebrating 10 years of bringing mathematics to life
• Plus 10 — what were the greatest mathematical advances in the last decade?